ZA791791B - Ligthing system - Google Patents

Ligthing system

Info

Publication number
ZA791791B
ZA791791B ZA791791A ZA791791A ZA791791B ZA 791791 B ZA791791 B ZA 791791B ZA 791791 A ZA791791 A ZA 791791A ZA 791791 A ZA791791 A ZA 791791A ZA 791791 B ZA791791 B ZA 791791B
Authority
ZA
South Africa
Prior art keywords
ligthing
ligthing system
Prior art date
Application number
ZA791791A
Inventor
T Nicol
Original Assignee
Lucas Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of ZA791791B publication Critical patent/ZA791791B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/21—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
ZA791791A 1978-05-04 1979-04-17 Ligthing system ZA791791B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1769278 1978-05-04

Publications (1)

Publication Number Publication Date
ZA791791B true ZA791791B (en) 1980-04-30

Family

ID=10099552

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA791791A ZA791791B (en) 1978-05-04 1979-04-17 Ligthing system

Country Status (7)

Country Link
EP (1) EP0005330B1 (en)
JP (1) JPS54147670A (en)
AU (1) AU4644779A (en)
BR (1) BR7902690A (en)
DE (1) DE2962379D1 (en)
ES (1) ES480198A1 (en)
ZA (1) ZA791791B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4769368A (en) * 1986-02-10 1988-09-06 Smithkline Beckman Corporation 2,3,4,8,9,9A-Hexahydro-4-aryl-1H-indeno(1,7-CD)azepines
DE4234271B4 (en) * 1992-10-10 2004-08-19 Siemens Ag Method and circuit arrangement for checking the flashing light function in motor vehicles with a trailer
CN102759717B (en) * 2011-04-28 2015-06-03 海洋王照明科技股份有限公司 Lamp and discharge extinction alarming circuit thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367401A1 (en) * 1976-10-06 1978-05-05 Jaeger Vehicle headlamp monitoring circuit - has threshold switch coupled to reference circuit which with differential amplifier is connected to alarm signal generator

Also Published As

Publication number Publication date
EP0005330A3 (en) 1979-11-28
EP0005330A2 (en) 1979-11-14
BR7902690A (en) 1979-11-27
AU4644779A (en) 1979-11-08
DE2962379D1 (en) 1982-05-06
ES480198A1 (en) 1979-12-16
JPS54147670A (en) 1979-11-19
EP0005330B1 (en) 1982-03-31

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